7240195 has 4 divisors (see below), whose sum is σ = 8688240. Its totient is φ = 5792152.

The previous prime is 7240187. The next prime is 7240201. The reversal of 7240195 is 5910427.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7240195 - 2³ = 7240187 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 724015 + ... + 724024.

It is an arithmetic number, because the mean of its divisors is an integer number (2172060).

Almost surely, 2^7240195 is an apocalyptic number.

7240195 is a deficient number, since it is larger than the sum of its proper divisors (1448045).

7240195 is a wasteful number, since it uses less digits than its factorization.

7240195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1448044.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 7240195 is about 2690.7610447604. The cubic root of 7240195 is about 193.4565422196.

The spelling of 7240195 in words is "seven million, two hundred forty thousand, one hundred ninety-five".